ossimRpfFrameFileReader Class Reference

#include <ossimRpfFrameFileReader.h>

Public Member Functions
	ossimRpfFrameFileReader ()
	~ossimRpfFrameFileReader ()
ossimErrorCode	parseFile (const ossimFilename &fileName)
std::ostream &	print (std::ostream &out) const
const ossimRpfHeader *	getRpfHeader () const

Private Member Functions
void	clearAll ()

Private Attributes
ossimRefPtr< ossimRpfHeader >	theRpfHeader
ossimFilename	theFilename

Friends
std::ostream &	operator<< (std::ostream &out, const ossimRpfFrameFileReader &data)

Detailed Description

Definition at line 11 of file ossimRpfFrameFileReader.h.

Constructor & Destructor Documentation

ossimRpfFrameFileReader()

ossimRpfFrameFileReader::ossimRpfFrameFileReader

(

)

Definition at line 25 of file ossimRpfFrameFileReader.cpp.

   :theRpfHeader(0),
    theFilename("")
{
}

~ossimRpfFrameFileReader()

ossimRpfFrameFileReader::~ossimRpfFrameFileReader

(

)

Definition at line 31 of file ossimRpfFrameFileReader.cpp.

References theRpfHeader.

{
   theRpfHeader = 0;
}

Member Function Documentation

clearAll()

void ossimRpfFrameFileReader::clearAll ( )

private

Definition at line 104 of file ossimRpfFrameFileReader.cpp.

References theFilename, and theRpfHeader.

Referenced by parseFile().

{
   theRpfHeader = 0;
   theFilename = "";
}

getRpfHeader()

const ossimRpfHeader * ossimRpfFrameFileReader::getRpfHeader

(

)

const

Definition at line 99 of file ossimRpfFrameFileReader.cpp.

References ossimRefPtr< T >::get(), and theRpfHeader.

{
   return theRpfHeader.get();
}

parseFile()

ossimErrorCode ossimRpfFrameFileReader::parseFile

(

const ossimFilename &

fileName

)

Definition at line 36 of file ossimRpfFrameFileReader.cpp.

References ossimString::c_str(), clearAll(), ossimNitfFileHeader::getTag(), ossimNitfTagInformation::getTagDataOffset(), ossimNitfTagInformation::getTagName(), ossimErrorCodes::OSSIM_ERROR, ossimErrorCodes::OSSIM_OK, ossimRpfHeader::parseStream(), theFilename, theRpfHeader, and ossimRefPtr< T >::valid().

{
   std::ifstream in(fileName.c_str(), ios::in | ios::binary);
   ossimRefPtr<ossimNitfFile> nitfFile = new ossimNitfFile;

   if(!in)
   {
      return ossimErrorCodes::OSSIM_ERROR;
   }
   clearAll();
   nitfFile->parseFile(fileName);
   const ossimRefPtr<ossimNitfFileHeader> nitfFileHeader =
      nitfFile->getHeader();
   if(!nitfFileHeader)
   {
      nitfFile = 0;
      return ossimErrorCodes::OSSIM_ERROR;
   }

   ossimNitfTagInformation info; 
   nitfFileHeader->getTag(info, "RPFHDR");
   // we no longer need access to the nitf header.  We got what we needed
   nitfFile = 0;
   theFilename = fileName;
   if(info.getTagName() == "RPFHDR")
   {      
      theRpfHeader = new ossimRpfHeader;
      
      // set the get pointer for the stream to the start
      // of the Rpf header data
      in.seekg(info.getTagDataOffset());
      
      // now get the header data.  We do not need to pass in the byte order.
      // this is grabbed from the first byte of the stream.  To see this,
      // Look at the RpfHeader implementation.
      theRpfHeader->parseStream(in); // ==ossimErrorCodes::OSSIM_OK)
      if ( in.fail() )
      {
         theRpfHeader = 0;
      }
   }
   else
   {
      return ossimErrorCodes::OSSIM_ERROR;
   }
   
   if( !theRpfHeader.valid() )
   {
      return ossimErrorCodes::OSSIM_ERROR;
   }
   
   return ossimErrorCodes::OSSIM_OK;
}

print()

std::ostream & ossimRpfFrameFileReader::print

(

std::ostream &

out

)

const

Definition at line 90 of file ossimRpfFrameFileReader.cpp.

References ossimRpfHeader::print(), theRpfHeader, and ossimRefPtr< T >::valid().

Referenced by operator<<().

{
   if( theRpfHeader.valid() )
   {
      theRpfHeader->print(out, std::string(""));
   }
   return out;
}

Friends And Related Function Documentation

operator<<

std::ostream& operator<< ( std::ostream &  out, const ossimRpfFrameFileReader &  data  )

friend

Definition at line 20 of file ossimRpfFrameFileReader.cpp.

{
   return data.print(out);
}

Member Data Documentation

theFilename

ossimFilename ossimRpfFrameFileReader::theFilename

private

Definition at line 27 of file ossimRpfFrameFileReader.h.

Referenced by clearAll(), and parseFile().

theRpfHeader

ossimRefPtr<ossimRpfHeader> ossimRpfFrameFileReader::theRpfHeader

private

Definition at line 26 of file ossimRpfFrameFileReader.h.

Referenced by clearAll(), getRpfHeader(), parseFile(), print(), and ~ossimRpfFrameFileReader().

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The documentation for this class was generated from the following files:

• ossimRpfFrameFileReader.h
• ossimRpfFrameFileReader.cpp